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Justin Gregoire
Data scientist with seven years of experience providing data-driven insights to organizations. Skilled in all aspects of data analytics, including tool development, dataset extraction, experiment analysis, statistical modeling, and metric creation from imperfect data. Adept at collaborating with stakeholders to shape crucial decisions affecting millions of users. Experienced in diverse industries such as ed tech, social media, eCommerce, and cloud services.
Professional Experience
Senior Data Scientist, Product Analytics
TikTok
Mountain View, CA
2023 - 2022
- Evaluated TikTok’s US e-Commerce rollout performance by comparing it to previous geographical launches. Identified pain points and opportunities for improvement. Suggested product enhancements to address the pain points and capitalize on the opportunities.
- Created RFM segmentation based on purchase behavior. Proposed product strategies to expand high-value segments.
Senior Data Scientist
Skillshare
New York, NY
2022 - 2021
- Led marketplace expansion efforts; utilized k-means clustering to segment teachers, assess monetization potential, and prioritize features. Demonstrated potential sales growth of 5-50%.
- Collaborated with personalization & discovery teams to design and analyze experiments for content recommendation updates, onboarding enhancements, and functionality improvements.
- Developed self-serve tools to streamline experiment analysis and planning for product teams. Fostered best practices.
Data Scientist
Skillshare
New York, NY
2021 - 2020
- Collaborated with VP of Growth to evaluate international expansion markets; presented insights and proposed strategy to executive team.
- Developed and implemented an algorithm to project teachers’ monthly royalty payments.
Marketing Analytics Manager
Skillshare
New York, NY
2020 - 2019
- Implemented A/B tests and multivariate experiments for subscription pricing strategies.
- Implemented a “first touch” marketing attribution model choosing from among heuristic and algorithmic methods based on output accuracy, ease of implementation, and interpretability.
Digital Senior Analyst, Marketing Analytics @ Google
Accenture
San Francisco, CA
2019 - 2017
- Led a team of four data analysts for an acquisition project; collaborated with departments to define metrics and build data pipelines.
Digital Analyst @ Zynga
Accenture
San Francisco, CA
2017 - 2016
- Partnered with the Vice President of User Acquisition to drive analytics initiatives, achieving a substantial uplift in returns on ad spend from 70% to 115% for an annual investment surpassing $100M. Crafted high-impact executive reports and pioneered the adoption of real-time user Lifetime Value (LTV) modeling, empowering marketers to optimize budget allocation with enhanced efficiency and precision.